1300-50;Middle Englishtransformen < Latintrānsfōrmāre to change in shape. See trans-, form
retransform, verb (used with object)
1. transfigure. T ransform , convert mean to change one thing into another. T ransform suggests changing from one form, appearance, structure, or type to another: to transform soybeans into oil and meal by pressure. C onvert suggests so changing the characteristics as to change the use or purpose: to convert a barn into a house.